package com.jeeplus.modules.file.web;

import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.validation.ConstraintViolationException;

import org.apache.shiro.authz.annotation.Logical;
import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import com.google.common.collect.Lists;
import com.jeeplus.common.config.Global;
import com.jeeplus.common.model.ResultModel;
import com.jeeplus.common.persistence.Page;
import com.jeeplus.common.utils.DateUtils;
import com.jeeplus.common.utils.MyBeanUtils;
import com.jeeplus.common.utils.StringUtils;
import com.jeeplus.common.utils.excel.ExportExcel;
import com.jeeplus.common.utils.excel.ImportExcel;
import com.jeeplus.common.web.BaseController;
import com.jeeplus.modules.action.entity.UserAction;
import com.jeeplus.modules.action.service.UserActionService;
import com.jeeplus.modules.file.entity.FileManage;
import com.jeeplus.modules.file.service.FileManageService;
import com.jeeplus.modules.sys.entity.User;
import com.jeeplus.modules.sys.utils.UserUtils;

/**
 * 资源共享管理Controller
 * @author wangkai
 * @version 2017-12-15
 */
@Controller
@RequestMapping(value = "${adminPath}/file/fileManage")
public class FileManageController extends BaseController {
	
	@Autowired
	private FileManageService fileManageService;
	
	@Autowired
	private UserActionService userActionService;
	
	@ModelAttribute
	public FileManage get(@RequestParam(required=false) String id) {
		FileManage entity = null;
		if (StringUtils.isNotBlank(id)){
			entity = fileManageService.get(id);
		}
		if (entity == null){
			entity = new FileManage();
		}
		return entity;
	}
	
	@RequiresPermissions("file:fileManage:index")
	@RequestMapping(value = {"index"})
	public String index(User user, Model model) {
		return "modules/file/fileManageIndex";
	}
	
	/**
	 * 资源共享列表页面
	 */
	@RequiresPermissions("file:fileManage:index")
	@RequestMapping(value = {"list", ""})
	public String list(FileManage fileManage, HttpServletRequest request, HttpServletResponse response, Model model) {
		String classifyId = request.getParameter("classifyId");
		if (!StringUtils.isEmpty(classifyId)) {
			fileManage.setClassifyId(classifyId);
		}
		fileManage.setCreateBy(UserUtils.getUser());
		Page<FileManage> page = fileManageService.findPage(new Page<FileManage>(request, response), fileManage); 
		model.addAttribute("page", page);
		return "modules/file/fileManageList";
	}

	/**
	 * 查看，增加，编辑资源共享表单页面
	 */
	@RequiresPermissions(value={"file:fileManage:view","file:fileManage:add","file:fileManage:edit"},logical=Logical.OR)
	@RequestMapping(value = "form")
	public String form(FileManage fileManage, Model model) {
		model.addAttribute("fileManage", fileManage);
		return "modules/file/fileManageForm";
	}

	/**
	 * 保存资源共享
	 */
	@RequiresPermissions(value={"file:fileManage:add","file:fileManage:edit"},logical=Logical.OR)
	@RequestMapping(value = "save")
	public String save(FileManage fileManage, Model model, RedirectAttributes redirectAttributes) throws Exception{
		if (!beanValidator(model, fileManage)){
			return form(fileManage, model);
		}
		if(!fileManage.getIsNewRecord()){//编辑表单保存
			FileManage t = fileManageService.get(fileManage.getId());//从数据库取出记录的值
			MyBeanUtils.copyBeanNotNull2Bean(fileManage, t);//将编辑表单中的非NULL值覆盖数据库记录中的值
			fileManageService.save(t);//保存
		}else{//新增表单保存
			fileManage.setStatus(0);
			fileManageService.save(fileManage);//保存
		}
		
		UserAction userAction = new UserAction();
		userAction.setAction("编辑资料共享");
		userActionService.save(userAction);
		
		addMessage(redirectAttributes, "保存资料共享成功");
		return "redirect:"+Global.getAdminPath()+"/file/fileManage/index";
	}
	
	/**
	 * 删除资源共享
	 */
	@RequiresPermissions("file:fileManage:del")
	@RequestMapping(value = "delete")
	public String delete(FileManage fileManage, RedirectAttributes redirectAttributes) {
		fileManageService.delete(fileManage);
		addMessage(redirectAttributes, "删除资料共享成功");
		return "redirect:"+Global.getAdminPath()+"/file/fileManage/?repage";
	}
	
	/**
	 * 批量删除资源共享
	 */
	@RequiresPermissions("file:fileManage:del")
	@RequestMapping(value = "deleteAll")
	public String deleteAll(String ids, RedirectAttributes redirectAttributes) {
		String idArray[] =ids.split(",");
		for(String id : idArray){
			fileManageService.delete(fileManageService.get(id));
		}
		addMessage(redirectAttributes, "删除资料共享成功");
		return "redirect:"+Global.getAdminPath()+"/file/fileManage/?repage";
	}
	
	/**
	 * 导出excel文件
	 */
	@RequiresPermissions("file:fileManage:export")
    @RequestMapping(value = "export", method=RequestMethod.POST)
    public String exportFile(FileManage fileManage, HttpServletRequest request, HttpServletResponse response, RedirectAttributes redirectAttributes) {
		try {
            String fileName = "资料共享"+DateUtils.getDate("yyyyMMddHHmmss")+".xlsx";
            Page<FileManage> page = fileManageService.findPage(new Page<FileManage>(request, response, -1), fileManage);
    		new ExportExcel("资料共享", FileManage.class).setDataList(page.getList()).write(response, fileName).dispose();
    		return null;
		} catch (Exception e) {
			addMessage(redirectAttributes, "导出资料共享记录失败！失败信息："+e.getMessage());
		}
		return "redirect:"+Global.getAdminPath()+"/file/fileManage/?repage";
    }

	/**
	 * 导入Excel数据

	 */
	@RequiresPermissions("file:fileManage:import")
    @RequestMapping(value = "import", method=RequestMethod.POST)
    public String importFile(MultipartFile file, RedirectAttributes redirectAttributes) {
		try {
			int successNum = 0;
			int failureNum = 0;
			StringBuilder failureMsg = new StringBuilder();
			ImportExcel ei = new ImportExcel(file, 1, 0);
			List<FileManage> list = ei.getDataList(FileManage.class);
			for (FileManage fileManage : list){
				try{
					fileManageService.save(fileManage);
					successNum++;
				}catch(ConstraintViolationException ex){
					failureNum++;
				}catch (Exception ex) {
					failureNum++;
				}
			}
			if (failureNum>0){
				failureMsg.insert(0, "，失败 "+failureNum+" 条资料共享记录。");
			}
			addMessage(redirectAttributes, "已成功导入 "+successNum+" 条资料共享记录"+failureMsg);
		} catch (Exception e) {
			addMessage(redirectAttributes, "导入资料共享失败！失败信息："+e.getMessage());
		}
		return "redirect:"+Global.getAdminPath()+"/file/fileManage/?repage";
    }
	
	/**
	 * 下载导入资源共享数据模板
	 */
	@RequiresPermissions("file:fileManage:import")
    @RequestMapping(value = "import/template")
    public String importFileTemplate(HttpServletResponse response, RedirectAttributes redirectAttributes) {
		try {
            String fileName = "资料共享数据导入模板.xlsx";
    		List<FileManage> list = Lists.newArrayList(); 
    		new ExportExcel("资料共享数据", FileManage.class, 1).setDataList(list).write(response, fileName).dispose();
    		return null;
		} catch (Exception e) {
			addMessage(redirectAttributes, "导入模板下载失败！失败信息："+e.getMessage());
		}
		return "redirect:"+Global.getAdminPath()+"/file/fileManage/?repage";
    }
	
	/**
	 * 待审核资料列表
	 */
	@RequiresPermissions("user")
	@RequestMapping(value = {"audit"})
	public String audit(FileManage fileManage, HttpServletRequest request, HttpServletResponse response, Model model) {
		fileManage.setStatus(0);
		Page<FileManage> page = fileManageService.findPage(new Page<FileManage>(request, response), fileManage); 
		model.addAttribute("page", page);
		return "modules/file/fileManageAudit";
	}
	
	/**
	 * 审核资料
	 */
	@SuppressWarnings("rawtypes")
	@ResponseBody
	@RequestMapping(value = "auditAll")
	public ResultModel auditAll(String ids, RedirectAttributes redirectAttributes) {
		String idArray[] =ids.split(",");
		for(String id : idArray){
			fileManageService.audit(fileManageService.get(id));
		}
		addMessage(redirectAttributes, "审核资料成功");
		return ResultModel.succResult();
	}
	
	/**
	 * 删除多少记录
	 */
	@SuppressWarnings("rawtypes")
	@ResponseBody
	@RequestMapping(value = "delAll")
	public ResultModel delAll(String ids, RedirectAttributes redirectAttributes) {
		String idArray[] =ids.split(",");
		for(String id : idArray){
			fileManageService.delete(fileManageService.get(id));
		}
		addMessage(redirectAttributes, "删除资料共享成功");
		return ResultModel.succResult();
	}
	
	@RequiresPermissions("user")
	@RequestMapping(value = {"all"})
	public String all(FileManage fileManage, HttpServletRequest request, HttpServletResponse response, Model model) {
		fileManage.setStatus(1);
		Page<FileManage> page = fileManageService.findPage(new Page<FileManage>(request, response), fileManage); 
		model.addAttribute("page", page);
		return "modules/file/fileManageAll";
	}
	
}